Set new PriceMin value based on pip-35 (#1251)

## Motivation
A new mandatory polygon implementing PIP-35 sets a new PriceMin for gas.

maticnetwork/bor@dce4253

https://forum.polygon.technology/t/bor-v1-3-4-and-erigon-v2-60-5-release-for-mainnet-pip-35/19436
https://smartcontract-it.atlassian.net/browse/SHIP-2582

## Solution
Set new default value for PriceMin

core/chains/evm/config/toml/defaults/Polygon_Amoy.toml

@@ -12,6 +12,8 @@ MaxQueued = 5000
 [GasEstimator]
 EIP1559DynamicFees = true
 PriceMax = '115792089237316195423570985008687907853269984665.640564039457584007913129639935 tether'
+PriceDefault = '25 gwei'
+PriceMin = '25 gwei'
 BumpMin = '20 gwei'
 BumpThreshold = 5
 

core/chains/evm/config/toml/defaults/Polygon_Mumbai.toml

@@ -12,8 +12,9 @@ RPCDefaultBatchSize = 100
 MaxQueued = 5000
 
 [GasEstimator]
-PriceDefault = '1 gwei'
+PriceDefault = '25 gwei'
 PriceMax = '115792089237316195423570985008687907853269984665.640564039457584007913129639935 tether'
+PriceMin = '25 gwei'
 BumpMin = '20 gwei'
 BumpThreshold = 5
 

docs/CONFIG.md

@@ -6832,9 +6832,9 @@ Enabled = true
 
 [GasEstimator]
 Mode = 'BlockHistory'
-PriceDefault = '1 gwei'
+PriceDefault = '25 gwei'
 PriceMax = '115792089237316195423570985008687907853269984665.640564039457584007913129639935 tether'
-PriceMin = '1 gwei'
+PriceMin = '25 gwei'
 LimitDefault = 8000000
 LimitMax = 8000000
 LimitMultiplier = '1'
@@ -6924,9 +6924,9 @@ Enabled = true
 
 [GasEstimator]
 Mode = 'BlockHistory'
-PriceDefault = '20 gwei'
+PriceDefault = '25 gwei'
 PriceMax = '115792089237316195423570985008687907853269984665.640564039457584007913129639935 tether'
-PriceMin = '1 gwei'
+PriceMin = '25 gwei'
 LimitDefault = 8000000
 LimitMax = 8000000
 LimitMultiplier = '1'